Using welding projects, the 3M™ Speedglas™ Welding Helmet 9002NC is made to give extraordinary protection and convenience. Its superior automatic darkening technology shades your eyes from UV rays and sparks yet doesn't mean you lose the amazing clarity and visibility. For a continuous period of use, the helmet's design is very ergonomic and lightweight, which makes it certain for a comfortable fit. Speedglas 9002NC is the best choice for professional welders to have high efficiency and safety as it is adjustable to the finest on the market.